package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.util.Map;

/**
 * @author Suave
 * @date 2024/8/11
 */
@Mapper
public interface UserMapper {

    /**
     * 根据openId查询用户
     * @param openId
     * @return
     */
    @Select("select * from user where openid = #{openId}")
    User selectByOpenId(String openId);

    /**
     * 插入用户
     * @param user
     */
    void save(User user);


    /**
     * 通过用户id查询用户
     * @param userId
     * @return
     */
    @Select("select * from user where id = #{userId}")
    User getById(Long userId);

    /**
     * 根据开始和结束时间查询用户数量
     * @param map
     * @return
     */
    Integer getCountByMap(Map map);
}
